Simplify. Assume that all variables represent positive numbers.
A. x - 2
B. x2 - 8x + 16
C. 
- 2
D. x - 4
Answer: D
Mathematics
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sin ? - 2 cos ? sin ? = 0
Y1 = sin(X)-2cos(X)sin(X)
A. 0° B. 120°, 240° C. 0°, 60°, 180° , 300° D. None
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Graph the function.f(x) = log x 
A. 
B. 
C. 
D. 
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Find the requested expression for the function.If x represents the size of the order to replenish an inventory of computers, then the annual inventory cost is given by the function 
Simplify the expression for c(x) by performing the indicated addition.
A. c(x) = 
B. c(x) = 
C. c(x) = 
D. c(x) = 
Mathematics
Multiply.-10x(-12x - 4)
A. 160x2 B. 120x2 + 40x C. -12x2 + 40x D. 120x2 - 4x
Mathematics